Across
- 2. A universe with Earth at the center
- 6. A Polish mathematician and astronomer who formulated a model that put the sun at the center of the universe
- 8. A prefix meaning sun
- 9. Was first created in 1608 by an eyeglass maker
- 10. A prefix meaning Earth
Down
- 1. Ancient Greek astronomer and mathematician who presented the first known heliocentric model
- 3. An Italian Astronomer, physicist, and engineer called the "father of observational astronomy", the "father of modern physics", the "father of the scientific method", and the "father of modern science"
- 4. An Egyptian mathematician and astronomer that published a book that contained a star catalog
- 5. A Greek philosopher that influenced Judeo and Islamic philosophies during the middle ages
- 7. A universe with the sun at the center
